Ptarmigan Lake, Glacier National Park. Via The Real Good Times blog

Skógafoss Iceland.

Another view of Crater Lake OR: Featuring the Castle

A hanging valley in Rocky Mountain National Park, Estes Park, CO

Mount Hood, Oregon at Twilight in Autumn

Ice Canyon, Greenland

Fall at Zion

Large Green Forest

Foggy sunrise

Son Doong Cave, Vietnam. The largest cave in the world.

Kuang Si Falls - Luang Prabang, Laos

Lake Washington, WA

Buley Rockholes, Litchfield NP, NT, Australia